[INFO] updating cached repository https://github.com/johnsnewby/jack-fft-experiments
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 821022159e14c636fbe50ca14f4f79fbbb7042dc
[INFO] testing johnsnewby/jack-fft-experiments against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnsnewby%2Fjack-fft-experiments" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/johnsnewby/jack-fft-experiments on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/johnsnewby/jack-fft-experiments
[INFO] finished tweaking git repo https://github.com/johnsnewby/jack-fft-experiments
[INFO] tweaked toml for git repo https://github.com/johnsnewby/jack-fft-experiments written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/johnsnewby/jack-fft-experiments already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ec01d6c9b76db5d6ea47e083c9dff8b91d241be09e9e5f8bb54af395c0662726
[INFO] running `"docker" "start" "-a" "ec01d6c9b76db5d6ea47e083c9dff8b91d241be09e9e5f8bb54af395c0662726"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling transpose v0.1.0
[INFO] [stderr]    Compiling strength_reduce v0.2.3
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling cpal v0.10.0
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling sample v0.10.0
[INFO] [stderr]    Compiling apodize v1.0.0
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.7
[INFO] [stderr]    Compiling linreg v0.1.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling lewton v0.9.4
[INFO] [stderr]    Compiling async-trait v0.1.22
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling rustfft v3.0.1
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling slice-deque v0.2.4
[INFO] [stderr]    Compiling jack-sys v0.2.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling backtrace v0.3.43
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling resolv-conf v0.6.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling jack v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.10.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling minimp3 v0.3.3
[INFO] [stderr]    Compiling basic_dsp_vector v0.8.1
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling actix-threadpool v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio v0.2.11
[INFO] [stderr]    Compiling rodio v0.10.0
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling actix-service v1.0.5
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling actix-rt v1.0.0
[INFO] [stderr]    Compiling trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]    Compiling actix-codec v0.2.0
[INFO] [stderr]    Compiling h2 v0.2.1
[INFO] [stderr]    Compiling actix-utils v1.0.6
[INFO] [stderr]    Compiling basic_dsp_matrix v0.8.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]    Compiling actix-connect v1.0.2
[INFO] [stderr]    Compiling basic_dsp v0.8.1
[INFO] [stderr]    Compiling actix-http v1.0.1
[INFO] [stderr]    Compiling actix v0.9.0
[INFO] [stderr]    Compiling experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `App`, `Arg`
[INFO] [stderr]  --> src/main.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | use clap::{App, Arg};
[INFO] [stderr]   |            ^^^  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hound`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use hound;
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use itertools::Itertools;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:101:21
[INFO] [stderr]     |
[INFO] [stderr] 101 |                 let mut new_signal = signal
[INFO] [stderr]     |                     ----^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Done`
[INFO] [stderr]  --> src/sample.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Done,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.experiment.4n7i0m3j-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e" "/opt/rustwide/target/debug/deps/experiment-f7b4d843dc28034e.1kr5vhsa6t4tvgb4.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-2f1ca0484b82bb2e/out" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/target/debug/build/minimp3-sys-377eee70c28c487a/out" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libjack-7059dd35489346f2.rlib" "/opt/rustwide/target/debug/deps/libjack_sys-806bee99fb66dced.rlib" "/opt/rustwide/target/debug/deps/liblibloading-d7b2594d71eca070.rlib" "/opt/rustwide/target/debug/deps/libbasic_dsp-7882baecdda68309.rlib" "/opt/rustwide/target/debug/deps/libbasic_dsp_matrix-e1634ba10ab39992.rlib" "/opt/rustwide/target/debug/deps/libbasic_dsp_vector-6de532e990ef589a.rlib" "/opt/rustwide/target/debug/deps/libtime-a6cc3b80e8c3b05d.rlib" "/opt/rustwide/target/debug/deps/librustfft-67bc7988b7e57ac8.rlib" "/opt/rustwide/target/debug/deps/libtranspose-0935b53f2b29fe64.rlib" "/opt/rustwide/target/debug/deps/libstrength_reduce-a6445c83894587ed.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-83e1cc8b78a53297.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-7ff3ca21ad645bc3.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-346a9b18f8952956.rlib" "/opt/rustwide/target/debug/deps/liblinreg-abf8f43fb5a9080f.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-ddc6fba6583d3d3e.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam-cdc8da0f1d58cc9e.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_queue-53911c0bd1bb262d.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-71c2c9d7c6fbe393.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-95bb0c13fd5670de.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-d00efb923351447f.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-9a3bb82dd9c98d25.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-5c3f6033d38970ae.rlib" "/opt/rustwide/target/debug/deps/librodio-56a3a24a75a480b1.rlib" "/opt/rustwide/target/debug/deps/libminimp3-5813291059324577.rlib" "/opt/rustwide/target/debug/deps/libslice_deque-fc77579f4248786e.rlib" "/opt/rustwide/target/debug/deps/libminimp3_sys-e71bb549c4a8b411.rlib" "/opt/rustwide/target/debug/deps/liblewton-17f21743090f7415.rlib" "/opt/rustwide/target/debug/deps/libogg-25e2ec30453b5ca9.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-a42ffb8700530081.rlib" "/opt/rustwide/target/debug/deps/libmaybe_uninit-a414d050938f7fed.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-e25957e3c50c2ac2.rlib" "/opt/rustwide/target/debug/deps/libcpal-c045364f92402102.rlib" "/opt/rustwide/target/debug/deps/libalsa_sys-3cba6d37474c8668.rlib" "/opt/rustwide/target/debug/deps/libfailure-e572636523f180e8.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-fce0db26e8be404e.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-eadeac5f9074eb9d.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-e3c66f530931b34f.rlib" "/opt/rustwide/target/debug/deps/libclaxon-718a4a516c517e6f.rlib" "/opt/rustwide/target/debug/deps/libitertools-9c698cd02fe8aef1.rlib" "/opt/rustwide/target/debug/deps/libeither-19da0396cea95667.rlib" "/opt/rustwide/target/debug/deps/libhound-1f86213401ff9e4f.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_channel-6db95caf7b64c42b.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-f56ee57dc64563ff.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-807f2c476a0e6b86.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-c207894dabf2ad2d.rlib" "/opt/rustwide/target/debug/deps/libclap-362aa6b7ffe6fdb0.rlib" "/opt/rustwide/target/debug/deps/libvec_map-0a3b3bea3eacf388.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-5357795f41cdee73.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-58fb194c691b26f1.rlib" "/opt/rustwide/target/debug/deps/libstrsim-973ca7e6efba7d91.rlib" "/opt/rustwide/target/debug/deps/libbitflags-0bb1eb8c2caf8528.rlib" "/opt/rustwide/target/debug/deps/libatty-7d6f58a138d888b7.rlib" "/opt/rustwide/target/debug/deps/liblibc-d8964d140df4f373.rlib" "/opt/rustwide/target/debug/deps/libansi_term-bf3fbdd21e4a8c77.rlib" "/opt/rustwide/target/debug/deps/libsample-529af18593d55013.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-205127404fcba336.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-a657948fb7763780.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-4af901391177f653.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-9bdd51edf637d1e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-df9a9630b2ea2e1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-fddbfe63d5cc9339.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-dc1fcc6e43806791.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e2f4bff19e00107e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a152d13c1d7ed405.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d92b841792fc008d.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a64c249515c023f5.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-57654524b3e40c00.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-72180f1527a726a2.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-990cc8f4a91a3ab4.rlib" "-Wl,-Bdynamic" "-ljack" "-ldl" "-lasound" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -ljack
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `experiment`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ec01d6c9b76db5d6ea47e083c9dff8b91d241be09e9e5f8bb54af395c0662726"`
[INFO] running `"docker" "rm" "-f" "ec01d6c9b76db5d6ea47e083c9dff8b91d241be09e9e5f8bb54af395c0662726"`
[INFO] [stdout] ec01d6c9b76db5d6ea47e083c9dff8b91d241be09e9e5f8bb54af395c0662726